Chrome //
Extensions 
Chrome
Web store
select chrome_id_no,plugin_tag_line,plugin_name,plugin_icon,sitemap_url,oldvsnew_comment from final_chrome_totaldata_sept2022 where MATCH(plugin_name) AGAINST('+speed +controls' IN Boolean MODE) order by users desc
YouTube Speed Controls
Click ` (the grave accent key) to flick between normal and 2x speed, or ctrl + ` to play at 3x speed.
VRV Speed Controls
Adds a speed button to the VRV player. Clicking the button increases the speed by 0.5x, with a max of 3x. Right clicking the button…
Udemy Video Playback Speed Controls
Free Easy-to-use extension to get full access to video playback speed on udemy.com. start learning at your speed :) - Zaions.com
Speed Sail - Playback Speed Controls
Change the playback speed of videos and audio clips in your current tab.
HTML5 Video Speed Controls
Speed controller for all video players. Simply speed up, slow down and other options